Analysis
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max time kernel
115s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
20-08-2024 11:39
Static task
static1
Behavioral task
behavioral1
Sample
4200858d961c9ad4109c010a4d6d9ca0N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
4200858d961c9ad4109c010a4d6d9ca0N.exe
Resource
win10v2004-20240802-en
General
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Target
4200858d961c9ad4109c010a4d6d9ca0N.exe
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Size
116KB
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MD5
4200858d961c9ad4109c010a4d6d9ca0
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SHA1
443a330e385075c62b9f304efadbf3726e1db5f5
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SHA256
77544fc1f622eebcb73f655d769b8896a043726370937f09d37939d00d4a4afe
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SHA512
8ba046431a379aa1bbef418392621c58347b51ea982dc9dabcdcbdc8979fdf4f96a9df1812c379ce0550c5ed928fdf1d9a9f7d3a7e28b81e8072b703ebcd09be
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDpR:P5eznsjsguGDFqGZ2rD7
Malware Config
Extracted
njrat
0.7d
neuf
doddyfire.linkpc.net:10000
e1a87040f2026369a233f9ae76301b7b
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reg_key
e1a87040f2026369a233f9ae76301b7b
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splitter
|'|'|
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2872 netsh.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 1252 chargeable.exe 2904 chargeable.exe -
Loads dropped DLL 2 IoCs
Processes:
4200858d961c9ad4109c010a4d6d9ca0N.exepid process 2748 4200858d961c9ad4109c010a4d6d9ca0N.exe 2748 4200858d961c9ad4109c010a4d6d9ca0N.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
4200858d961c9ad4109c010a4d6d9ca0N.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" 4200858d961c9ad4109c010a4d6d9ca0N.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\4200858d961c9ad4109c010a4d6d9ca0N.exe" 4200858d961c9ad4109c010a4d6d9ca0N.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 1252 set thread context of 2904 1252 chargeable.exe chargeable.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
Processes:
netsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
4200858d961c9ad4109c010a4d6d9ca0N.exechargeable.exechargeable.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4200858d961c9ad4109c010a4d6d9ca0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious use of AdjustPrivilegeToken 25 IoCs
Processes:
chargeable.exedescription pid process Token: SeDebugPrivilege 2904 chargeable.exe Token: 33 2904 chargeable.exe Token: SeIncBasePriorityPrivilege 2904 chargeable.exe Token: 33 2904 chargeable.exe Token: SeIncBasePriorityPrivilege 2904 chargeable.exe Token: 33 2904 chargeable.exe Token: SeIncBasePriorityPrivilege 2904 chargeable.exe Token: 33 2904 chargeable.exe Token: SeIncBasePriorityPrivilege 2904 chargeable.exe Token: 33 2904 chargeable.exe Token: SeIncBasePriorityPrivilege 2904 chargeable.exe Token: 33 2904 chargeable.exe Token: SeIncBasePriorityPrivilege 2904 chargeable.exe Token: 33 2904 chargeable.exe Token: SeIncBasePriorityPrivilege 2904 chargeable.exe Token: 33 2904 chargeable.exe Token: SeIncBasePriorityPrivilege 2904 chargeable.exe Token: 33 2904 chargeable.exe Token: SeIncBasePriorityPrivilege 2904 chargeable.exe Token: 33 2904 chargeable.exe Token: SeIncBasePriorityPrivilege 2904 chargeable.exe Token: 33 2904 chargeable.exe Token: SeIncBasePriorityPrivilege 2904 chargeable.exe Token: 33 2904 chargeable.exe Token: SeIncBasePriorityPrivilege 2904 chargeable.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
4200858d961c9ad4109c010a4d6d9ca0N.exechargeable.exechargeable.exedescription pid process target process PID 2748 wrote to memory of 1252 2748 4200858d961c9ad4109c010a4d6d9ca0N.exe chargeable.exe PID 2748 wrote to memory of 1252 2748 4200858d961c9ad4109c010a4d6d9ca0N.exe chargeable.exe PID 2748 wrote to memory of 1252 2748 4200858d961c9ad4109c010a4d6d9ca0N.exe chargeable.exe PID 2748 wrote to memory of 1252 2748 4200858d961c9ad4109c010a4d6d9ca0N.exe chargeable.exe PID 1252 wrote to memory of 2904 1252 chargeable.exe chargeable.exe PID 1252 wrote to memory of 2904 1252 chargeable.exe chargeable.exe PID 1252 wrote to memory of 2904 1252 chargeable.exe chargeable.exe PID 1252 wrote to memory of 2904 1252 chargeable.exe chargeable.exe PID 1252 wrote to memory of 2904 1252 chargeable.exe chargeable.exe PID 1252 wrote to memory of 2904 1252 chargeable.exe chargeable.exe PID 1252 wrote to memory of 2904 1252 chargeable.exe chargeable.exe PID 1252 wrote to memory of 2904 1252 chargeable.exe chargeable.exe PID 1252 wrote to memory of 2904 1252 chargeable.exe chargeable.exe PID 2904 wrote to memory of 2872 2904 chargeable.exe netsh.exe PID 2904 wrote to memory of 2872 2904 chargeable.exe netsh.exe PID 2904 wrote to memory of 2872 2904 chargeable.exe netsh.exe PID 2904 wrote to memory of 2872 2904 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4200858d961c9ad4109c010a4d6d9ca0N.exe"C:\Users\Admin\AppData\Local\Temp\4200858d961c9ad4109c010a4d6d9ca0N.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1252 -
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exeC:\Users\Admin\AppData\Roaming\confuse\chargeable.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE4⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2872
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD57231480480386888b9a0a1a4f79bda4a
SHA12f507c05be4b743326d98b15743cfc241fc62c40
SHA256b5e8624cbc25b602129209410eb166aca980004d22e880b31347d07a664d8b1a
SHA512f7cb042c6ed090ee46fc95af8a8f15bbd02519216f604e67d1daf8c93541985cdc0638478ef148f0f39b4d3bfa2664c4d2eca8896a1611f062b866ee99a2dee9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD56afc86efb2a6df60a2aa2b9fb75adeca
SHA1e2f8ba0a7e4703ee804a2463585bf3d353c3c238
SHA25605096c1450dc42d1804e662bb04b3bfdae6bafb6db2e846fbabb849320cf8135
SHA512597907c059b39b57028f29778839010f3ccdac1f8c1588bf23bf2e5dee57cc8279108167e8e1d154ba132bab58049f429be60056289a14a28781bbd831ffa130
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5f142017d1eb29df13dff2b43d8ed33f2
SHA189e06b40f2cd2e59a12c89f9d1b4aedb1dc7fa6f
SHA256ec52045dbb9ef4ccf68a82521668c5880f10caa6e42b8600a68e01064d122d7a
SHA512fd1b15cec34473c642f17b11a056f27995eaa06587a4e45f3261070badffead80900d5f886094c6e1ebd6054ed77f93614db497564f60b34428f79910a4fe20c
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
116KB
MD596d5955b025a3560ec538ddcad47947a
SHA1f30558fa1b44d039cbc6c9b9cdfa8fb830e998fa
SHA2561a43da13603df15d4e38b35eae6664c10478cb8d07c9fbfa55cbebe33a7f649d
SHA512ae6ef124bac549998d3f729c4a0f3bf6ad4e148838ad2d322430e1debd518ff917ef3b0f945f719e4b106161c93cc99311d438e3c6578480c703fc869867df75